openbox/unmanaged.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    unmanaged.c for the Openbox window manager
   4    Copyright (c) 2010        Dana Jansens
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    See the COPYING file for a copy of the GNU General Public License.
  17 */
  18
  19 #include "unmanaged.h"
  20 #include "composite.h"
  21 #include "window.h"
  22 #include "obt/display.h"
  23 #include "obt/prop.h"
  24
  25 struct _ObUnmanaged {
  26     ObWindow super;
  27     Window window;
  28     ObStackingLayer layer;
  29     gint depth;
  30     guint32 alpha;
  31     gboolean output;
  32 };
  33
  34 static GSList *unmanaged_list = NULL;
  35
  36 ObUnmanaged* unmanaged_new(Window w)
  37 {
  38     XWindowAttributes at;
  39     ObUnmanaged *self;
  40     Rect r;
  41
  42     if (w == composite_overlay)
  43         return NULL;
  44     if (!XGetWindowAttributes(obt_display, w, &at))
  45         return NULL;
  46
  47     self = window_new(OB_WINDOW_CLASS_UNMANAGED, ObUnmanaged);
  48     self->window = w;
  49     self->layer = OB_STACKING_LAYER_INVALID;
  50     self->depth = at.depth;
  51     self->alpha = 0xffffffff;
  52     self->output = at.class != InputOnly;
  53
  54     self->super.mapped = at.map_state != IsUnmapped;
  55
  56     XSelectInput(obt_display, self->window, PropertyChangeMask);
  57 #ifdef SHAPE
  58     XShapeSelectInput(obt_display, self->window, ShapeNotifyMask);
  59 #endif
  60
  61     if (self->output) unmanaged_update_opacity(self);
  62
  63     RECT_SET(r, at.x, at.y, at.width, at.height);
  64     window_set_top_area(UNMANAGED_AS_WINDOW(self), &r, at.border_width);
  65     window_set_abstract(UNMANAGED_AS_WINDOW(self),
  66                         &self->window,
  67                         (self->output ? &self->window : NULL),
  68                         &self->layer,
  69                         &self->depth,
  70                         &self->alpha);
  71
  72     window_add(&self->window, UNMANAGED_AS_WINDOW(self));
  73     stacking_add(UNMANAGED_AS_WINDOW(self));
  74     unmanaged_list = g_slist_prepend(unmanaged_list, self);
  75
  76     return self;
  77 }
  78
  79 void unmanaged_destroy(ObUnmanaged *self)
  80 {
  81     XSelectInput(obt_display, self->window, NoEventMask);
  82
  83     window_cleanup(UNMANAGED_AS_WINDOW(self));
  84     unmanaged_list = g_slist_remove(unmanaged_list, self);
  85     stacking_remove(UNMANAGED_AS_WINDOW(self));
  86     window_remove(self->window);
  87     window_free(UNMANAGED_AS_WINDOW(self));
  88 }
  89
  90 void unmanaged_destroy_all(void)
  91 {
  92     while (unmanaged_list)
  93         unmanaged_destroy(unmanaged_list->data);
  94 }
  95
  96 void unmanaged_update_opacity(ObUnmanaged *self)
  97 {
  98     if (!OBT_PROP_GET32(self->window, NET_WM_WINDOW_OPACITY, CARDINAL,
  99                         &self->alpha))
 100         self->alpha = 0xffffffff;
 101 }